Card Type	Modem
Chip Set	Unidentified
I/O Options	Line out, line in, speaker out, microphone in
Maximum Modem Rate	56Kbps
Maximum Fax Rate	14.4Kbps
Data Modulation Protocol	Bell 103/212A ITU-T V.22, V.22bis, V.32, V.32bis, V.34, 56Kflex
Fax Modulation Protocol	ITU-T V.17, V.21 CH.2, V.27ter, V.29
Error Correction/Compression	MNP5, V.42, V.42bis
Fax Class	Class I
Data Bus	8-bit ISA

CONNECTIONS
Function	Label		Function		Label
Line out (RJ-11)		CN1		Speaker out		CN3
Line in (RJ-11)		CN2		Microphone in		CN4

PLUG & PLAY
Setting	JP3	JP4
? Plug & play enabled	Pins 1 & 2 closed	Pins 1 & 2 closed
Plug & play disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

SERIAL PORT ADDRESS
Setting	SW1/1	SW1/2
COM1 (3F8h)	On	On
COM2 (2F8h)	Off	On
COM3 (3E8h)	On	Off
COM4 (2E8h)	Off	Off

INTERRUPT
IRQ	SW1/3	SW1/4	SW1/5	SW1/6
2	On	Off	Off	Off
3	Off	On	Off	Off
4	Off	Off	On	Off
5	Off	Off	Off	On

SUPPORTED COMMAND SET

Basic AT Commands

AT, ‘+++’, A/

A, B, E, H, V

&C, &M, &P, &T, &V, &W, &X, &Y, &Z

Extended AT Commands

%C, %E, %L, %Q

\A, \B, \K, \N

Special Commands

S Registers

S0, S1, S2, S3, S4, S5, S6, S7, S8, S9,S10, S11, S12, S14, S16, S18, S21, S22, S23, S24, S25

S26, S27, S29, S30, S31, S32, S33, S36, S37, S38, S39, S40, S41, S46, S48, S82, S91, S92, S95

Note: See MHI Help File for full command documentation.

COMMUNICATIONS MODE
Type:	Configuration
Format:	AT [cmds] &Qn [cmds]
Description:	Selects communications mode options
Command	Mode
&Q0	Asynchronous mode, serial port speed follows connect speed.
&Q1	Asynchronous off-line command mode and synchronous connect mode.
&Q2	Asynchronous off-line command mode - modem autodials first number in directory, then synchronous connect mode.
&Q3	Asynchronous off-line command mode on low DTR, synchronous connect mode on high DTR.
? &Q5	Error correction mode
&Q6	Buffered asynchronous mode

DATA SET READY (DSR)
Type:	Configuration
Format:	AT [cmds] &Sn [cmds]
Description:	Selects DSR options
Command	Function
&S0	DSR forced high
&S1	DSR high only while modem is handshaking or connected

DATA TERMINAL READY (DTR)
Type:	Configuration
Format:	AT [cmds] &Dn [cmds]
Description:	Selects modem response to DTR
Command		Mode
&D0		DTR ignored
&D1		DTR toggle causes online command mode
? &D2		DTR toggle causes modem to go on-hook
&D3		Modem reset on DTR toggle

DIAL
Type:	Immediate
Format:	AT [cmds] D<#> [cmds]
Description:	Dials telephone number according to any modifiers included in the string

FACTORY DEFAULT PROFILE
Type:	Configuration
Format:	AT [cmds] &F [cmds]
Description:	Sets values in active profile to values found in the default profile
&F0	Load factory configuration 0
&F1	Load factory configuration 1

FLOW CONTROL
Type:	Configuration
Format:	AT [cmds] &Kn [cmds]
Description:	Enables flow control options
Command	Function
&K0	Flow control disabled
&K3	RTS/CTS flow control enabled
&K4	XON/XOFF flow control enabled
&K5	Transparent XON/XOFF flow control enabled
? &K6	Both RTS/CTS & XON/XOFF flow control enabled

GUARD TONE
Type:	Configuration
Format:	AT [cmds] &Gn [cmds]
Description:	Commands the modem to transmit a guard tone in V.22/V.22bis
Note: Used primarily for international data transmission
Command	Function
? &G0	Guard tone disabled
&G1	550Hz guard tone enabled
&G2	1800Hz guard tone enabled

REPORT INFORMATION
Type:	Immediate
Format:	AT [cmds] In [cmds]
Description:	Displays information requested
Command	Function
I0	Reports modem model and speed
I1	Reports ROM checksum
I2	Tests and reports ROM checksum
I3	Reports product ID string
I6	Reports diagnostic information
I7	Reports product configuration

RESTORE PROFILE ON POWER-UP
Type:	Configuration
Format:	AT [cmds] Yn [cmds]
Description:	Restores a selected profile to default profile on power-up (hard reset)
Command	Function
? Y0	Restore stored profile 0 on power-up
Y1	Restore stored profile 1 on power-up
Y2	Load factory default configuration 0 on power-up
Y3	Load factory default configuration 1 on power-up
Y4	Load factory default configuration 2 on power-up

RTS/CTS
Type:	Configuration
Format:	AT [cmds] &Rn [cmds]
Description:	Selects RTS/CTS options
Command	Function
&R0	CTS follows RTS in data mode; RTS is ignored in command mode.
? &R1	CTS forced high, RTS is ignored.

SOFT RESET
Type:	Configuration
Format:	AT [cmds] Zn [cmds]
Description:	Restores modem profiles previously stored in non-volatile RAM using the &W command
Command	Function
? Z1	Restore stored profile 0
Z2	Restore stored profile 1
Z3	Load factory default configuration 0
Z4	Load factory default configuration 1
Z5	Load factory default configuration 2

SPEAKER MODE
Type:	Configuration
Format:	AT [cmds] Mn [cmds]
Description:	Selects various speaker options
Command	Function
M0	Speaker disabled
M1	Speaker enabled until carrier signal detected

SPEAKER VOLUME
Type:	Configuration
Format:	AT [cmds] Ln [cmds]
Description:	Controls speaker volume
Command	Function
L0	Low volume setting
L1	Low volume setting
? L2	Medium volume setting
L3	Highest volume setting

MODULATION SELECTION
Type:	Configuration
Format:	AT [cmds] +MS=x,y,z,a,b,c [cmds]
Description:	Sets options for active protocol; the transfer rates specified by z and a must be valid for the protocol selected.
Command	Function
x=0	V.21
x=1	V.22
x=2	V.22bis
x=3	V.23
x=9	V.32
x=10	V.32bis
x=11	V.34, K56flex
x=64	Bell 103
x=69	Bell 212A
y=0	Automode disabled
y=1	Auto-detect highest speed enabled
z, a=300	Set minimum or maximum transfer rate at 300bps, respectively.
z, a=1200	Set minimum or maximum transfer rate at 1200bps, respectively.
z, a=2400	Set minimum or maximum transfer rate at 2400bps, respectively.
z, a=4800	Set minimum or maximum transfer rate at 4800bps, respectively.
z, a=7200	Set minimum or maximum transfer rate at 7200bps, respectively.
z, a=9600	Set minimum or maximum transfer rate at 9600bps, respectively.
z, a=12000	Set minimum or maximum transfer rate at 12000bps, respectively.
z, a=14400	Set minimum or maximum transfer rate at 14400bps, respectively.
z, a=16800	Set minimum or maximum transfer rate at 16800bps, respectively.
z, a=19200	Set minimum or maximum transfer rate at 19200bps, respectively.
z, a=21600	Set minimum or maximum transfer rate at 21600bps, respectively.
z, a=24000	Set minimum or maximum transfer rate at 24000bps, respectively.
z, a=26400	Set minimum or maximum transfer rate at 26400bps, respectively.
z, a=28800	Set minimum or maximum transfer rate at 28800bps, respectively.
z, a=33600	Set minimum or maximum transfer rate at 33600bps, respectively.
b=0	m -law encoding
b=1	A -law encoding
c=0	Robbed bit signaling disabled
c=1	Robbed bit signaling enabled

CONNECTION FAILURE CODES
Type:	Register
Format	AT [cmds] S86? [cmds]
Description:	Reports codes which correspond to the possible causes of a connection failure
Value	Meaning
0	Normal hang up
4	Carrier signal lost
5	No error-control detected for remote modem during feature negotiation
9	No common protocol found
12	No failure - remote modem disconnected normally
13	Remote modem failed to respond after 10 re-transmissions same message
14	Violation of negotiated protocol caused failure